Fence Accessory for Delta or Rockwell 6 inch x 48 inch Belt or Belt Disc Sanders (Finishing Machines). This is a Renovo Parts Company reproduction of the original Delta or Rockwell Accessory. Includes two improved 931-04-010-3635 - Clamp Handle and Nut Assemblies (available separately) a pair of cast iron Brackets Hardwood Fence and all necessary hardware. Often used with the 31-403 Backstop Accessory also available seperately.